air lock

Hi everyone, I started up my first batch of kit wine 3 days ago, I am about 80 hours into primary fermentation now. It is a 1 gallon winexpert cab sauv kit. It has been holding steady in the 75 degree range and there is still no action in the airlock. The lid of the bucket is locked tight. Could...

I've read about it both ways. During primary fermentation, should you use an air lock and keep out the oxygen, or use cheese cloth to allow the yeast to be exposed to oxygen? I've tried it both ways and haven't seen a lot of difference int he results; however, fermentation seems to slow down...